Patents by Inventor Hitoshi Iryo

Hitoshi Iryo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8741371
    Abstract: Provided are tea leaves for green tea beverage extraction. A green tea beverage that can be stored without sediments precipitating and without turning brown, and also tastes good chilled, can be extracted from said leaves. Said leaves are characterized in that the relationship between X and Y fulfills condition (1), where X is the weight fraction of theanine content with respect to the total weight of dried tea leaves, and Y is the weight fraction of monosaccharide content with respect to caffeine content. ?0.136X+0.35?Y??0.136X+0.46.
    Type: Grant
    Filed: April 14, 2010
    Date of Patent: June 3, 2014
    Assignee: Ito En, Ltd.
    Inventors: Masami Sasame, Hitoshi Kinugasa, Kazunori Okanoya, Fumio Ito, Hitoshi Iryo
  • Patent number: 8529978
    Abstract: Provided is a tea leaves for extraction of a low-caffeine green tea beverage, which is not susceptible to folding or browning during storage, and which enables the extraction of a green tea beverage which can be enjoyed hot or cold. Specifically provided is a tea leaves for extraction of a green tea beverage having a caffeine content with respect to the total mass of the dried leaves that falls within the range of 0.2 to 2.5 mass %, and the relation between the ratio of the mass content of theanine to the entire mass of dried leaves X (%) and the mass ratio of the content of monosaccharides to the fiber content Y satisfies the following condition: ?0.007X+0.024?Y??0.011X+0.039.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: September 10, 2013
    Assignee: Ito En, Ltd.
    Inventors: Masami Sasame, Hitoshi Kinugasa, Kazunori Okanoya, Fumio Ito, Hitoshi Iryo
  • Publication number: 20120294984
    Abstract: Provided is a tea leaves for extraction of a low-caffeine green tea beverage, which is not susceptible to folding or browning during storage, and which enables the extraction of a green tea beverage which can be enjoyed hot or cold. Specifically provided is a tea leaves for extraction of a green tea beverage having a caffeine content with respect to the total mass of the dried leaves that falls within the range of 0.2 to 2.5 mass %, and the relation between the ratio of the mass content of theanine to the entire mass of dried leaves X (%) and the mass ratio of the content of monosaccharides to the fiber content Y satisfies the following condition (1). (1) ?0.007X+0.024?Y??0.011X+0.
    Type: Application
    Filed: December 22, 2010
    Publication date: November 22, 2012
    Inventors: Masami Sasame, Hiroshi Kinugasa, Kazunori Okanoya, Fumio Ito, Hitoshi Iryo
  • Publication number: 20120114801
    Abstract: Provided are tea leaves for green tea beverage extraction. A green tea beverage that can be stored without sediments precipitating and without turning brown, and also tastes good chilled, can be extracted from said leaves. Said leaves are characterized in that the relationship between X and Y fulfills condition (1), where X is the weight fraction of theanine content with respect to the total weight of dried tea leaves, and Y is the weight fraction of monosaccharide content with respect to caffeine content. ?0.136X+0.35?Y??0.136X+0.46.
    Type: Application
    Filed: April 14, 2010
    Publication date: May 10, 2012
    Inventors: Masami Sasame, Hitoshi Kinugasa, Kazunori Okanoya, Fumio Ito, Hitoshi Iryo